Finding the Third Proportional to 3,832,431 and 8,345,262

Step by Step Solution

1. Step 1: Write the proportion equation
   3,832,431 : 8,345,262 = 8,345,262 : x
2. Step 2: Convert to fraction form
   3,832,431/8,345,262 = 8,345,262/x
3. Step 3: Cross multiply
   3,832,431x = 8,345,262 × 8,345,262
4. Step 4: Simplify right side
   3,832,431x = 69,643,397,848,644
5. Step 5: Solve for x
   x = 69,643,397,848,644/3,832,431
6. Step 6: Final answer
   x = 18,172,120.48